blob: a1558b9a652a7171881dad45dcfa9a15e6e4d747 [file] [log] [blame]
/*
* Copyright 2015 Google Inc.
*
* Use of this source code is governed by a BD-style license that can be
* found in the LICENSE file.
*/
#include "gm/gm.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkFont.h"
#include "include/core/SkPaint.h"
#include "include/core/SkRect.h"
#include "include/core/SkScalar.h"
#include "include/core/SkSize.h"
#include "include/core/SkString.h"
#include "include/core/SkTextBlob.h"
#include "include/core/SkTypeface.h"
#include "include/gpu/GrDirectContext.h"
#include "tools/ToolUtils.h"
#include <string.h>
class GrRenderTargetContext;
// This tests that we correctly regenerate textblobs after freeing all gpu resources crbug/491350
namespace skiagm {
class TextBlobUseAfterGpuFree : public GpuGM {
public:
TextBlobUseAfterGpuFree() { }
protected:
SkString onShortName() override {
return SkString("textblobuseaftergpufree");
}
SkISize onISize() override {
return SkISize::Make(kWidth, kHeight);
}
void onDraw(GrRecordingContext* context, GrRenderTargetContext*, SkCanvas* canvas) override {
const char text[] = "Hamburgefons";
SkFont font(ToolUtils::create_portable_typeface(), 20);
auto blob = SkTextBlob::MakeFromText(text, strlen(text), font);
// draw textblob
SkRect rect = SkRect::MakeLTRB(0.f, 0.f, SkIntToScalar(kWidth), kHeight / 2.f);
SkPaint rectPaint;
rectPaint.setColor(0xffffffff);
canvas->drawRect(rect, rectPaint);
canvas->drawTextBlob(blob, 20, 60, SkPaint());
// This text should look fine
if (auto direct = context->asDirectContext()) {
direct->freeGpuResources();
}
canvas->drawTextBlob(blob, 20, 160, SkPaint());
}
private:
static constexpr int kWidth = 200;
static constexpr int kHeight = 200;
typedef GM INHERITED;
};
//////////////////////////////////////////////////////////////////////////////
DEF_GM(return new TextBlobUseAfterGpuFree;)
}